#6431B5#6431B5

#6431B5 is a mid, vivid violet. Relative luminance 0.082; OKLCH L 45.8% C 0.194 H 295.2°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#6431B5
RGB	rgb(100, 49, 181)
HSL	hsl(263, 57%, 45%)
HSV	hsv(263, 73%, 71%)
CMYK	cmyk(44.8%, 72.9%, 0%, 29%)
CIE-LAB	lab(34.48, 50.75, -61.41)
CIE-LCH	lch(34.48, 79.67, 309.57°)
OKLab	oklab(45.78% 0.0828 -0.1758)
OKLCH	oklch(45.78% 0.194 295.2)
XYZ	xyz(14.6921, 8.2418, 44.5238)
Luminance	0.0824 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6431B5 #82B531

analogous

#3140B5 #6431B5 #A631B5

triadic

#6431B5 #B56431 #31B564

tetradic

#6431B5 #B53140 #82B531 #31B5A6

square

#6431B5 #B53140 #82B531 #31B5A6

split-complementary

#6431B5 #B5A631 #40B531

monochromatic

#2F1755 #492485 #6431B5 #8353D0 #A683DD

Accessibility & contrast

On white

7.93

#6431B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#6431B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6431B5

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6431B5	#FFFFFF	#000000	##FFFFFF
##6431B5	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B9

Deuteranopia (green-blind)

#004FB2

Tritanopia (blue-blind)

#4D5370

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #6431b5;
/* rgb */ color: rgb(100, 49, 181);
/* oklch */ color: oklch(45.8% 0.194 295.2);

Tailwind

colors: {
  custom: {
    50: '#976ecc',
    500: '#6431b5',
    950: '#000000',
  },
}

SCSS

$custom: #6431b5;
$custom-light: #976ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#6431b5",
  "rgb": {
    "r": 100,
    "g": 49,
    "b": 181
  },
  "hsl": {
    "h": 263.182,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.45783,
    "c": 0.19436,
    "h": 295.2
  },
  "luminance": 0.08242
}

Semantic roles & 50–950 ramp

primary

#6431B5

secondary

#A9C77B

accent

#E147A5

background

#F9F6FC

surface

#F2ECF9

border

#CCC7D2

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #6431B5

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →